Skip to content

Software Development Engineer in Test

At Northwestern Mutual, we are strong, innovative and growing. We invest in our people. We care and make a positive difference.

What’s the role?

As a technical, hands on. Software Developer Engineer in Test (SDET), your job is to participate in the manual and automation testing of our web-based application. You will be guided by an Engineer Manager in a well-established team of engineers. Your role will be that of a “Full-Stack” Test Engineer – someone who has a strong appreciation and skills in software engineering closely tied to testing. We assume the prospect candidate has experience in manual and automated testing (performance testing is a plus) with a solid technical skillset capable of building tools and test frameworks with tests as needed.

Tech Stack: Node.js,, Mocha, Chai, Cucumber, GitLab, Sauce Labs, K6


  • Develop software using established development and continuous integration practices
  • Conduct peer code reviews and collaborations
  • Participate in setting team standards and best practices
  • Creates and/or refines development strategies & plans.
  • Define objectives and recommended approach within constraints of context.
  • Develops application code and corresponding white box tests based on features / requirements / stories.
  • Executes the appropriate amount of testing needed while delivering on cadence.
  • Utilizes relevant testing technologies and frameworks.
  • Creates and executes automated tests with some guidance.
  • Understands and can explain frameworks and test automation strategy to others.
  • Within 3 to 6 months, has a solid understanding of the key systems within their business domain and understands the data flows and interdependencies for the key systems in their domain.
  • Contribute to an agile team by driving user story analysis and feature grooming, designing, and developing thorough test scripts
  • Automated manual test data creation process by building custom API Routes
  • Proven experience on writing complex API tests which interface with upstream services or databases
  • Design and implement manual test suites by writing test plan/test cases / etc.
  • Attend and contribute to sprint planning and take ownership of testing responsibility to ensure successful product releases
  • Design, implement and maintain cross-platform test automation scripts
  • Maintain the functional test portion of the Continuous Integration pipeline
  • Develop and maintain BDD (Behavior Driven Development) test scenarios and regression plans
  • Participate in full test development life cycle including requirements analysis and design
  • Work with developers to provide additional research and debugging of issues when more information is needed to resolve problems
  • Apply engineering best practices to analyze and develop software solutions

What this role needs:


  • 3+ years of coding experience in Javascript / Node.js
  • 2+ years of professional experience as a QA Automation Engineer working in an agile environment
  • Understanding of version control using git
  • Experience with Testing Automation Tools and Frameworks such as , Cucumber, Sauce Labs, Mocha, etc.
  • Experience in how to leverage and configure a CI/CD Pipeline with Gitlab/Jenkins
  • Capable of leading test automation efforts with minimal supervision
  • Understanding the software development life cycle and agile/waterfall methodologies
  • Experience/knowledge of microservice architecture and how to test them individually or as an e2e solution

Test Automation:

  • Ability to critical think and produce solutions to complex problems
  • Create and recommend testing tools to improve our automation health

SDETs primarily work with & develop Component and E2E tests within the Planning solutions space

  • As our scope broadens & we tackle migration work between our test suites, it's good to gain familiarity with the unit & integration test suites for each of our apps.


  • Be familiar with active Prod issues, and assist with testing, review, or automation changes based on issue priority.
  • Participate in Production Deploys and Releases
  • Support Delivery teams with test automation trainings and testing best practices
  • Actively participate in code review process
  • Familiar with framework enhancements

Compensation Range:

Pay Range - Start:


Pay Range - End:


Please note that this is the standard pay structure. Positions in certain locations (such as California) may provide an increase on the standard pay structure based on the location. Please click here for additional information relating to location-based pay structures.

Grow your career with a best-in-class company that puts our client’s interests at the center of all we do. Get started now!

We are an equal opportunity/affirmative action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, gender identity or expression, sexual orientation, national origin, disability, age or status as a protected veteran, or any other characteristic protected by law.

If you work or would be working in California, Colorado, New York City, Washington or outside of a Corporate location, please click here for information pertaining to compensation and benefits.


We’re excited about the potential people bring to Northwestern Mutual. You can grow your career here while enjoying first-class perks, benefits, and commitment to diversity and inclusion.